Home / 3,933.29-5,429.08-2,341.05

Finding the Fourth Proportional to 3,933.29, 5,429.08 and 2,341.05

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Solution

The fourth proportional to 3,933.29, 5,429.08 and 2,341.05 is: 3,231.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.29 : 5,429.08 = 2,341.05 : x
  2. Step 2: Convert to fraction form
    3,933.29/5,429.08 = 2,341.05/x
  3. Step 3: Cross multiply
    3,933.29x = 5,429.08 × 2,341.05
  4. Step 4: Simplify right side
    3,933.29x = 12,709,750.66
  5. Step 5: Solve for x
    x = 12,709,750.66/3,933.29
  6. Step 6: Final answer
    x = 3,231.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.